ZIP Code 20520 is located in the county of District of Columbia in the state of District of Columbia. 20520 ZIP Code is spread between the coordinates of +38.8955926 Latitude and -77.04803374 Longitude. 20520 ZIP Code is part of the 202 area code. There is 1 postal office in zip code 20520.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 20520. Always when you mail a package or a letter, be attentive to mention the preferred or acceptable cities. Using any city in the list of unacceptable cities may result in unforseen delays.